Quick answers
- Does Paula Siefken accept Medicare assignment?
- Yes. Medicare's clinician data says Paula Siefken accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Paula Siefken see?
- In 2024, CMS data shows 162 Original Medicare patients and 502 services for Paula Siefken. This counts Original Medicare only and measures volume, not quality.
- What is Paula Siefken's NPI number?
- 1134155765. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Paula Siefken, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 162 |
|---|---|
| Services billed to Medicare | 502 |
| Different services or procedures | 40 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)117 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)53 services
- Injection, ceftriaxone sodium, per 250 mg (J0696)44 services
- Injection of drug or substance under skin or into muscle (96372)38 services
- Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus (87426)27 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- High blood pressure64%
- Arthritis48%
- Diabetes25%
- Anxiety25%
- Chronic kidney disease21%
Practice locations
Addresses where Paula Siefken is enrolled with Medicare (CMS data updated October 2, 2026).
- 1850 Sam Rittenberg BlvdCharleston, SC 29407 (843) 793‑6093
- 515 Saint James AveGoose Creek, SC 29445 (843) 507‑8925
- 8445 Dorchester RdNorth Charleston, SC 29420 (843) 640‑5008
Group practices
Medicare enrollment lists Paula Siefken as a member of this group (CMS data updated October 2, 2026).
- Charleston Carenow Urgent Care LLC80 clinicians in the group
Specialties
- Physician Assistantprimary
Find other clinicians: Physician Assistant, South Carolina →
Other physician assistants in Charleston
Clinicians with the same Medicare primary specialty in Charleston, SC — not a recommendation.
Other clinicians in Charleston Carenow Urgent Care LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 1996 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1134155765 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians